_:b57934284	<http://www.w3.org/ns/oa#hasSelector>	_:b57934285 .
_:b57934285	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57934285	<http://www.w3.org/ns/oa#exact>	"nitric oxide" .
_:b57934284	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/c4bffc76026b935fe454f98878510ab490e75bff/1> .